44431813444 has 12 divisors (see below), whose sum is σ = 78469029100. Its totient is φ = 22012090848.

The previous prime is 44431813409. The next prime is 44431813463.

44431813444 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 29691425344 + 14740388100 = 172312^2 + 121410^2 .

It is a super-2 number, since 2×44431813444² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44431813397 and 44431813406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50953479 + ... + 50954350.

Almost surely, 2^44431813444 is an apocalyptic number.

It is an amenable number.

44431813444 is a deficient number, since it is larger than the sum of its proper divisors (34037215656).

44431813444 is a wasteful number, since it uses less digits than its factorization.

44431813444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101907942 (or 101907940 counting only the distinct ones).

The product of its digits is 294912, while the sum is 40.

The spelling of 44431813444 in words is "forty-four billion, four hundred thirty-one million, eight hundred thirteen thousand, four hundred forty-four".